【单选题】
Which port is used for vSphere HA agent-to-agent communication?___
A. 443
B. 8182
C. 22
D. 902
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相关试题
【单选题】
Which log file would assist in identifying an issue that occurred during the database export phase of a vCenter Server upgrade process?___
A. vcdb_import.out
B. export.json
C. export-upgrade-runner.log
D. vcdb_export.out
【单选题】
Bidirectional CHAP is support by which storage initiator?___
A. software FCoE HBA
B. Fibre Channel HBA
C. independent hardware iSCSI HBA
D. dependent hardware iSCSI HBA
【单选题】
What is a pool of raw storage capacity that a storage system can provide to Virtual Volumes?___
A. protocol endpoint
B. storage container
C. storage provider
D. datastore
【单选题】
vSphere 6.5 DRS is now Network-Aware. Based on network utilization, when will DRS balance VMs?___
A. DRS will balance VMs when a network resource pool is configured for VMs.
B. DRS will balance VMs when Network I/O Control is enabled.
C. DRS will place VMs on initial boot for hosts that have network utilization lower that the threshold.
D. DRS will vMotion VMs when network utilization is higher than the threshold on a particular host.
【单选题】
A scripted upgrade of ESXi fails due to an incorrect parameter in the upgrade script. What file must the administrator modify to correct the problem?___
A. vmreconfig.pl
B. hostinfo.pl
C. ks.cfg
D. boot.cfg
【单选题】
A VM folder contains VM1 and VM2. Group A has permission to power on virtual machines, defined on the VM folder and its children. Group B has permission to power off virtual machine VM2. If a user is a member of group A and B, what action can the user perform?___
A. Suspend VM2.
B. Power off VM1.
C. Power on and power off VM1.
D. Power on and power off VM2.
【单选题】
The networking team has requested to have a dedicated network for iSCSI traffic. This task has been assigned to the vSphere Administrator. What is the VMware-recommended way to accomplish this?___
A. Configure Static Routes on each ESXi Server.
B. Configure the right subnet.
C. Create a custom IP Stack.
D. Define a dedicated gateway for the iSCSI vmkernel.
【单选题】
To prevent possible failures or issues during a vSphere upgrade, which component should be upgraded first?___
A. ESXi Hosts
B. virtual machines
C. datastores
D. vCenter Server
【单选题】
What is the command for updating an ESXi host?___
A. esxcli software vib update –d /vmfs/volumes/Datastore/DirectoryName/PatchName.zip
B. esxupdate software update –d”/vmfs/volumes/Datastore/DirectoryName/PatchName.zip”
C. esxcli software update –d “/vmfs/volumes/Datastore/DirectoryName/PatchName.zip”
D. esxupdate software vib update –d /vmfs/volumes/Datastore/DirectoryName/PatchName.zip
【单选题】
A vSphere Administrator would like to identify which physical NUMA node their virtual machine is currently residing on. What esxtop metric would provide this information?___
A. GST_ND[x]
B. OVD_ND[x]
C. NRMEM
D. NHN
【单选题】
How can a vSphere administrator ensure that two virtual machines never run on the same datastore in a datastore cluster, while permitting the VMs to be load-balanced?___
A. Use an Intra-VM Anti-Affinity Rule.
B. Configure a storage DRS VM override.
C. Disable storage
D. RS for the VMs.
【单选题】
What is the VMware-recommended way to move a physical adapter out of Network I/O Control’s scope?___
A. Set the teaming policy to “Route Based on Physical NIC Load.”
B. Add the vmnic to the Net.NetNiocAllowOverCommit parameter in Advanced System Settings.
C. Add the vmnic to the Net.IOControlPnicOptOut parameter in Advanced System Settings.
D. Move the vmnic to a different vmUplink port on the Distributed Switch.
【单选题】
A VM folder contains VM1 and VM2. Group A has permission to power on virtual machines, defined on the VM folder and its children. Group B has permission to power off virtual machines, defined on the VM folder and its children. If a user is a member of Groups A and B, what will be the user’s effective permission on VM1 and VM2?___
A. Power on
B. Power off.
C. Power on and Power off.
D. Reset.
【单选题】
Group 1 is granted console interaction on a VM folder. User 1 is granted no console interaction on the same VM folder. What will be the outcome if User 1 tries to access the console of a virtual machine?___
A. User 1 will not be able to access the virtual machines in the VM folder.
B. User 1 will not have access to the virtual machine console.
C. User 1 will have access to the virtual machine console.
D. User 1 will have console access only via the vSphere Web Client.
【单选题】
Which statement is true regarding the use of VMFS3 datastores with vSphere 6.5?___
A. VMFS3 datastores can be used but not created.
B. VMFS3 datastores can be neither used nor created.
C. VMFS3 datastores will be present but unmounted.
D. VMFS3 datastores can be created and used.
【单选题】
In the Exhibit, each VM has a 1GHz non-expandable reservation. If all VMs are powered on in sequence, what would be the outcome?___
A. VM4 cannot be powered on.
B. VM5 cannot be powered on.
C. VM6 cannot be powered on.
D. VM3 cannot be powered on.
【单选题】
vSphere 6.5 introduced MAClearning capabilities for VMware’s virtual switches. What three benefits will it provide? (Choose three.)___
A. Reduced memory consumption.
B. Reduced consumption of extra CPU cycles.
C. Increased network throughput.
D. Prevent packet flooding inside the vSwitch.
【单选题】
What is the default pathing policy for most active-active arrays?___
A. Fixed
B. Most Recently Used
C. Dynamic
D. isk Morroring
【单选题】
Which command will show the iSCSI sessions on a ESXi 6.5 host?___
A. esxcli storage iscsi session get
B. esxcli iscsi session get
C. esxcli storage iscsi session
D. esxcli iscsi session list
【单选题】
Which of the following is not a parameter for traffic filtering or marking?___
A. virtual port ID
B. Protocol
C. Traffic Direction
D. DSCP value
E. Traffic redirection
【单选题】
A vSphere administrator wants to enable a virtual machine with Secure Boot, but in VM setting, Secure Boot option was not found under Boot Options. What could be the cause?___
A. The virtual hardware is not compatible.
B. The virtual machine has missing drivers.
C. The virtual machine OS does not support secure boot.
D. VMware Tools is not upgraded.
【单选题】
A virtual machine is connected on a distributed port group where the average bandwidth configured in the traffic shaping policy is 100 Mbps. The VM network adapter is configured with a reservation of 200 Mbps. What is the VM’s effective bandwidth?___
A. 200 Mbps
B. 100 Mbps
C. 150 Mbps
D. 400 Mbps
【多选题】
What are two reasons why a datastore in a Storage DRS cluster cannot enter maintenance mode?(Choose two.)___
A. Storage latency is too high to allow Storage DRS initiate Storage vMotion.
B. Storage DRS is configured for a VMFS3 datastore.
C. Storage
D. RS is disabled on the virtual disk.
【多选题】
What two methods are used to configure VMware vSphere Storage I/O Control shares and limits? (Choose two.)___
A. Assign shares and limits to VM virtual disks.
B. Assign shares and limits to datastores.
C. Assign shares and limits to Storage (DRS) clusters.
D. Assign shares and limits using VM storage policies.
【多选题】
ESXi 6.5 introduces VMFS6, which supports both 512e and 512n devices. What three configurations are supported when using these devices? (Choose three.) ___
A. Hosts with both 512e and 512n devices.
B. Storage vMotion between both 512e and 512n devices.
C. Datastore Extents spanned between both 512e and 512n devices.
D. Storage DRS clusters containing only both 512e and 512n devices.
【多选题】
A vSphere Administrator observes that the Primary VM configured with Fault Tolerance is executing slowly. After further investigation, it is determined that the Secondary VM is on an overcommitted ESXi host. What two methods will correct the problem? (Choose two.)___
A. Use Storage vMotion to migrate the Secondary VM to another datastore.
B. Use vMotion to migrate the Secondary VM to a different ESXi host.
C. Configure a CPU limit on the Primary VM which will also apply to the Secondary VM.
D. Turn off and turn on FT in order to recreate the Secondary VM on a different datastore.
【多选题】
Which two features require the use of Host Profiles? (Choose two.)___
A. Host Customizations
B. shared storage
C. Auto
D. eploy
【多选题】
What three processes on the vCenter Server Appliance (VCSA) does“vmware-watchdog monitor? (Choose three.) ___
A. vmware-eam
B. vmcad
C. vmware-vpostgres
D. vpxd
E. vsan-health
【多选题】
What three processes on the vCenter Server Appliance (VCSA) does“vmware-watchdog monitor? (Choose three.) ___
A. vmware-eam
B. vmcad
C. vmware-vpostgres
D. vpxd
E. vsan-health
【多选题】
Which two statements correctly describe VM-Host affinity rules? (Choose two.) ___
A. When there is more than one VM-Host affinity rule in a vSphere DRS cluster, the rules are applied equally.
B. After creating a VM-Host affinity rule, its ability to function in relation to other rules is predetermined.
C. When there is more than one VM-Host affinity rule in a vSphere
D. RS cluster, the rules will be ranked.
【多选题】
An administrator wants to enable proactive HA by moving virtual machines automatically if a hardware alert is triggered. What are the three required settings? (Choose three.)___
A. Set vSphere DRS Automation to Partially Automated.
B. Turn on Proactive HA.
C. Set the Proactive HA Automation Level to Manual.
D. Set the Proactive HA Automation Level to Automated.
E. Turn on vSphere HA and vSphere DRS.
【多选题】
If vCenter Server 5.5 installation has one or more services deployed remotely, which three services are relocated to vCenter Server 6.5 on upgrade? (Choose three.)___
A. vCenter Inventory Services
B. vSphere Authentication Proxy
C. vSphere Web Client
D. vSphere
E. SXi Dump Collector
【多选题】
What two debugging levels can a virtual machine be configured to? (Choose two.)___
A. Verbose
B. Debugging
C. Statistics
D. Trivia
【多选题】
What are three benefits of using a few large-capacity LUNs instead of many small-capacity LUNs? (Choose three.) ___
A. Better performance because there is less contention for a single volume.
B. More flexibility for resizing virtual disks.
C. Less wasted storage space.
D. More flexibility to create virtual machines without adding new LUNs.
E. Fewer VMFS datastores to manage.
【多选题】
Which two configurable options are available in Boot Options for a virtual machine? (Choose two.)___
A. Tools Upgrades
B. Encryption
C. Firmware
D. Force BIOS setup
【多选题】
Which three VMware-recommended best practices should an administrator follow before upgrading to vSphere 6.5? (Choose three.)___
A. Disconnect ESXi host from vCenter.
B. VMware Tools are installed in the virtual machine.
C. Ensure that the system hardware complies with ESXi requirements.
D. Back up the host.
E. Check the interoperability of any other software integrated with vSphere.
【多选题】
What are two requirements to enable EVC in vSphere DRS cluster? (Choose two.)___
A. CPUs must be from the same vendor.
B. EVC must use the lowest possible baseline supported by the hardware.
C. CPUs must be in the same family and of the same speed.
D. No VMs may be running in the cluster.
【多选题】
What three conditions could result in VMware Flash Read Cache being unable to claim a disk? (Choose three.)___
A. The disk is not listed in the VMware hardware compatibility guide.
B. The disk is not detected as an SSD.
C. The disk is not detected as local.
D. The disk is in use by VMFs.
【多选题】
Boot from SAN is supported on which three storage technologies? (Choose three.)___
A. VMware vSAN
B. FCoE
C. NFS 4.1
D. iSCSI
E. FC
【多选题】
Which two components are part of storage I/O multipathing on ESXi? (Choose two.)___
A. SATP
B. VASA
C. PSP
D. VAAI
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【判断题】
对行车有关人员，应进行日常安全生产知识和劳动纪律的教育.考核，并有计划地组织好在职人员的日常政治和技术业务学习。
【判断题】
行车有关人员在执行职务时，必须坚守岗位，穿着规定的服装，佩戴易于识别的证章或携带相应证件，讲普通话。
【判断题】
行车有关人员，接班前须充分休息，严禁饮酒，如有违反，立即停止其所承担的任务。
【判断题】
实习和学习驾驶机车.动车组的人员，必须在正式值乘.值班人员的亲自指导和负责下，方准操作。
【判断题】
动车组以外的旅客列车都应安装列尾装置。
【判断题】
在所担当的区段外单机运行时，应有带道人员添乘。
【判断题】
单机挂车的辆数，线路坡度超过12‰的区段，以10辆为限。
【判断题】
单机挂车时，所挂车辆的自动制动机作用必须良好，发车前列检（无列检时由车站发车人员）按规定进行制动试验。
【判断题】
列车制动限速受每百吨列车重量换算闸瓦压力及下坡道坡度限制。
【判断题】
列车中的机车和车辆的自动制动机，均应加入全列车的制动系统。
【判断题】
旅客列车.特快货物班列不准编挂关门车。
【判断题】
运行速度不超过140km/h的特快货物班列在任何线路上的紧急制动距离限值为1100m。
【判断题】
货物列车本务机车在车站单机进行调车作业时，与本列的车辆摘挂和软管摘结，均由机车乘务员负责。
【判断题】
列车进行摘挂作业开车前，应对列车自动制动机进行简略试验。
【判断题】
挂有列尾装置的旅客列车，始发前.摘挂作业开车前及在途中换挂机车站.客列检作业站的简略试验，有列检作业的由列检人员负责，无列检作业的由车辆乘务员负责。
【判断题】
中间站利用本务机车调车，应使用附有示意图的调车作业通知单。
【判断题】
列车在到达线路内对货位必须使用调车作业通知单。
【判断题】
调车机车调车作业时仅变更作业方法或辆数时，不受口头传达三钩的限制。
【判断题】
中间站利用本务机车调车时，一批作业（指一张调车作业通知单）不超过三钩或变更计划不超过三钩时，可用口头方式布置，有关人员必须复诵。
【判断题】
调车作业变更股道，如变更计划不超过三钩时，可用口头方式不停车传达布置。
【判断题】
推进车辆连挂时，要显示十.五.三车的距离信号，没有显示十.五.三车的距离信号，不准挂车，没有司机回示，应立即显示停车信号。
【判断题】
集中区调车作业时，要认真执行要道还道制度。
【判断题】
调车作业中单机返岔子时，可根据扳道员显示的道岔开通信号或调车信号机显示的允许运行的信号动车。
【判断题】
在调车作业中，单机运行时，前方进路的确认由司机负责；牵引车辆运行时，前方进路的确认由调车指挥人负责。
【判断题】
调车作业中，机车车辆必须停在警冲标内方。
【判断题】
在超过2.5‰坡度的线路上，不得无动力停留机车车辆。
【判断题】
安全线上，在超过6‰坡度的线路上，不得无动力停留机车车辆。
【判断题】
站间区间在单线上，车站与车站间以出站信号机柱的中心线为车站与区间的分界线。
【判断题】
站间区间在双线或多线上，车站与车站间分别以各该线的进站信号机柱或站界标的中心线为车站与区间的分界线。
【判断题】
双线双向区间反方向行车，应停止使用基本闭塞法，改用电话闭塞法。
【判断题】
自动闭塞区段，由未设出站信号机的线路上发出列车时，列车进入闭塞分区的行车凭证是绿色许可证。
【判断题】
自动闭塞区段，双线双向闭塞设备的车站反方向发出列车时，列车进入区间的行车凭证是列车调度员的命令。
【判断题】
装有连续式机车信号的列车，遇通过信号机显示停车信号，而机车信号显示允许运行的信号时，应按机车信号的显示运行。
【判断题】
装有连续式机车信号的列车，遇通过信号机灯光熄灭，而机车信号显示允许运行的信号时，应按地面信号的显示运行。
【判断题】
半自动闭塞区段，遇超长列车头部越过出站信号机而未压上出站方面的轨道电路发车时，行车凭证为半自动闭塞发车进路通知书。
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两线.多线区间行车使用路票时，应在路票上加盖“××线行车”章。
【判断题】
双线反方向行车使用路票时，应在路票上加盖“××线行车”章。
【判断题】
一切电话中断时，禁止发出列车无线调度通信设备故障的列车。
【判断题】
按封锁区间办法向不应答站发出列车时，该列车应在不应答站的进站信号机外停车，判明不应答原因及准备好进路后，再行进站。司机或车站值班员应将经过情况报告列车调度员。
